23147795623 has 2 divisors, whose sum is σ = 23147795624. Its totient is φ = 23147795622.

The previous prime is 23147795611. The next prime is 23147795659. The reversal of 23147795623 is 32659774132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23147795623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23147795683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11573897811 + 11573897812.

It is an arithmetic number, because the mean of its divisors is an integer number (11573897812).

Almost surely, 2^23147795623 is an apocalyptic number.

23147795623 is a deficient number, since it is larger than the sum of its proper divisors (1).

23147795623 is an equidigital number, since it uses as much as digits as its factorization.

23147795623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 49.

The spelling of 23147795623 in words is "twenty-three billion, one hundred forty-seven million, seven hundred ninety-five thousand, six hundred twenty-three".